IONS Unusual Option Activity
Ionis Pharmaceuticals Inc (IONS) option volume on Nov 4, 2026 was 4.9% of open interest, well above the 20-day average of 2.6%. Calls made up 16.1% of the volume.
IONS Unusual Options FAQ
What makes option activity unusual?
Option activity is usually called unusual when a contract trades much more volume than its open interest, which can mean traders are opening new positions.
Is IONS seeing unusual options activity?
On Nov 4, 2026, Ionis Pharmaceuticals options traded 2.6K contracts against 52.68K open, a volume to open interest ratio of 0.05, well above its 20-day average. The table above lists the contracts with the highest ratios.
Are IONS traders trading more calls or puts?
Calls made up 16.1% of Ionis Pharmaceuticals option volume on Nov 4, 2026, a put/call ratio of 5.21, so puts outnumber calls. The IONS option volume chart shows calls and puts by strike.
What is Ionis Pharmaceuticals Inc?
Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs.